37. Verifying Property of Variances When discussing the rationale for the methods of this section, it was

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37. Verifying Property of Variances When discussing the rationale for the methods of this section, it was stated that because and are each approximated by a normal distribution, will also be approximated by a normal distribution with mean p1  p2 and variance Do the following to verify that the variance of the difference between two independent random variables is the sum of their individual variances.

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Elementary Statistics

ISBN: 9780321331830

10th Edition

Authors: Mario F. Triola

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